Ⅴ．replace The Print Head - Zonerich AB-58C Maintenance Manual

Ⅴ．Replace the print head
The steps one to five are the same with the steps to replace the mainboard.
Step 5: Remove the 5 screws for the
print head holder
Step 7: Remove the two screws for the
print head.
Step 9: Install the new print head in accordance with reverse order of the above
sequence. Assemble the print head and the bracket - tighten the screws - insert the
connecting cable between the print head and key board - Assemble the print head
and printer top cover, tighten the screws - plug the main board's connecting cable
– install the base - Tighten the two screws for the base – install the
communication interface board - tighten the screws
Step 6: pull out the two buckles for flat
cable. Remove the print head's cable
according to the direction of the arrow.
Step 8: Separate the print head and the
bracket
9